St Harmon in Powys falls to -0.1c
Incredibly, the overnight minimum temperature in St Harmon fell to -0.1c overnight on Monday 20th July 2020
St Harmon has a histopry of cold nights, especially during summer months and in fact holds the record for July in Wales -1.5c on 3rd July 1984
The all time July UK record is held by Lagganlia in Scotland , -2.5c recorded on 15th July 1977
The Met Office site at St Harmon is a manual reporting site, which means temperatures are usually read and updated at 10am each morning
There is also an amateur weather station at St Harmon site on the Mid Wales Bunkhouse campsite and both sites are run by the same person
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